//package com.ycl.gatewayservice.filter;
//
//
//import com.alibaba.nacos.client.config.http.ServerHttpAgent;
//import org.springframework.cloud.gateway.filter.GatewayFilterChain;
//import org.springframework.cloud.gateway.filter.GlobalFilter;
//import org.springframework.core.annotation.Order;
//import org.springframework.core.io.buffer.DataBuffer;
//import org.springframework.http.HttpStatus;
//import org.springframework.http.server.reactive.ServerHttpRequest;
//import org.springframework.http.server.reactive.ServerHttpResponse;
//import org.springframework.stereotype.Component;
//import org.springframework.web.server.ServerWebExchange;
//import reactor.core.publisher.Mono;
//
//import java.lang.annotation.Annotation;
//
//@Component
//public class TokenValidateFilter implements GlobalFilter, Order {
//
//
//    @Override
//    public Class<? extends Annotation> annotationType() {
//        return null;
//    }
//
//    @Override
//    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
//        ServerHttpRequest request = exchange.getRequest();
//        ServerHttpResponse response = exchange.getResponse();
//
//        String token = request.getQueryParams().getFirst("token");
//        if ("123456".equals(token)) {
//
//            return chain.filter(exchange);
//        }
//        response.setStatusCode(HttpStatus.UNAUTHORIZED);
//        DataBuffer data = response.bufferFactory().wrap("token is invalid".getBytes());
//
//        return response.writeWith(Mono.just(data));
//    }
//
//    @Override
//    public int value() {
//        return 0;
//    }
//}
